Seals and Gaskets: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| NP-242 | ||||
| Front Seal | 0.9 | 0.6 | B | |
| NP231 Non-Synchro, NV231 | ||||
| Input Shaft Seal | ||||
| Manual Trans | 1.7 | 0.0 | B | |
| Auto Trans | 1.4 | 0.0 | B | |
| Front Seal | 0.9 | 0.6 | B | |
| Rear Output Shaft Seal | 1.1 | 0.3 | B |